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Computer Networks MCQ

1. Multifactor authentication is all of these except _____.

What you are

What you have

What you know

What you calculate.

Answer

Correct Answer: What you calculate.

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2. In all parity memory uses __________.

3 bits

9 bits

18 bits

27 bits

Answer

Correct Answer: 9 bits

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3. In most current systems, ________ is the type of ram used.

DDR2

DDR3

DRAM

SDRAM

Answer

Correct Answer: DDR3

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4. In dolby digital 7.1, the 1 indicates a ________ speaker.

Digital

Subwoofer

Tweeter

Cross-over

Answer

Correct Answer: Subwoofer

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5. A(n) _____ is the equivalent to a subsystem.

Collaboration

Partition

Layer

Factor

Abstraction

Answer

Correct Answer: Partition

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6. Each clock cycle the cpu spends waiting for a slower device is called a ____.

Suspend state

Block state

Hold state

Wait state

Answer

Correct Answer: Wait state

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7. A 200-mhz motherboard has its chipset chips all timed by a _______________ crystal.

100-MHz

200-MHz

100-GHz

200-GHz

Answer

Correct Answer: 200-MHz

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8. Digital camcorders are similar to conventional ____ camcorders.

Electronic

Manual

Analog

Binary

Answer

Correct Answer: Analog

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9. Gabrielle is planning to connect selected devices to the network wirelessly with a wireless ____.

Hotspot

Access point

Hub

Data point

Answer

Correct Answer: Access point

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10. Fibre channel can support the interconnection of up to ____ devices only.

256

126

512

Answer

Correct Answer: 126

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11. Icmp type ____ is used for echo request packets.

Answer

Correct Answer: 8

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12. Talkwalker and twubs are examples of ____ search engines and tools.

Hashtag

Options button

Authority

Keywords

Answer

Correct Answer: Hashtag

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13. A ____ server hosts only one site.

Scripting

Promoting

Dedicated

Submission

Answer

Correct Answer: Dedicated

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14. A wireless _________ is the device that all nodes connect to in order communicate wirelessly.

Surge protector

Countermeasure

Access point

Scareware

Answer

Correct Answer: Access point

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15. Kerberos __________ provides tickets to clients who request services.

KDS

TGS

VPN.

Answer

Correct Answer: TGS

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16. The ____ topology consists of a simple cable, or bus, to which all devices attach.

Bus/tree

Ring star

Token ring

Star

Answer

Correct Answer: Bus/tree

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17. In ____ transmission, data can move in both directions at the same time, such as with a telephone.

Full-duplex

Full-simplex

Half-simplex

Half-duplex

Answer

Correct Answer: Full-duplex

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18. Ethernet networks ____.

Are based on the star topology.

Are based on the bus topology.

Are based on the mesh topology.

None of the above

Answer

Correct Answer: Are based on the star topology.

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19. Dsl connections usually use ____ to secure connections

PPPoE

PPoE

Both a and b

None of the above

Answer

Correct Answer: PPPoE

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20. Dsl and fttp are examples of wired ______ internet service technologies.

Fidelity

Broadband

Analog

Satellite

Answer

Correct Answer: Broadband

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21. Direct internet connections are typically ____ connections.

Broadband

Wireless

Both a and b

None of the above

Answer

Correct Answer: Broadband

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22. All of the following operating systems support p2p networking except ________.

Windows

OS X

Unix

Linux

Answer

Correct Answer: Unix

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23. A ____ connects all lan central nodes in a group of buildings.

Zone network

Metro network

Wide area network

Proximity network

Answer

Correct Answer: Zone network

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24. ______ is the process of dividing a hard disk into tracks and sectors.

Tracking

Formatting

Crashing

Allotting

Answer

Correct Answer: Formatting

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25. ____ software searches a node for open ports.

Phishing

Sniffing

Authentication

Port scanner

Answer

Correct Answer: Port scanner

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26. Intranets are also called _____.

Newsgroups.

Hotspots.

Corporate portals.

Universal resource locators

Answer

Correct Answer: Corporate portals.

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27. Internet networks are _____.

Bit-switched networks

Circuit-switched networks

Data-switched networks

Packet-switched networks

Byte-switched networks

Answer

Correct Answer: Packet-switched networks

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28. Internet addresses that are temporarily assigned are called ________ addresses.

Dynamic

Static

Point-to-point

Ethernet

Answer

Correct Answer: Dynamic

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29. In comparison with primary storage, hard drives are ________.

More expensive

Slower in processing digital information

More volatile and lose data

Faster in processing digital information

Answer

Correct Answer: Slower in processing digital information

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30. If networked, ____ can be accessed by an authorized lan user.

Scanners

High-powered storage devices

Photo printers

All of the above

Answer

Correct Answer: All of the above

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31. Conventional dial-up connects to the internet at a maximum of ____.

56 Kbps

90 Kbps

56 mbps

112 Kbps

Answer

Correct Answer: 56 Kbps

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32. Broadband is measured in _____ .

Bits per second.

Relays per second.

Moles per second.

Parts per million.

Joules per second.

Answer

Correct Answer: Bits per second.

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33. Bluetooth can be used to create a _____, to communicate among computerized devices.

Personal area network

Wide area network

Local area network

Metropolitan area network

Answer

Correct Answer: Personal area network

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34. A(n) ______ is a program that extends the capability of a browser.

Plug-in

Aggregator

Magnifier

Power-up

Answer

Correct Answer: Plug-in

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35. A tcp three-way handshake is used to establish a ___________ messaging method.

Asynchronous

Connection-oriented

Frequency division

Application net

Connectionless

Answer

Correct Answer: Connection-oriented

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36. A network's ____ is the arrangement of computers and mobile devices, printers, and other devices.

Physical topology

Logical topology

Theoretical topology

All of the abvoe

Answer

Correct Answer: Physical topology

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37. A network that spans a large physical distance is called a ________.

WAN

LAN

MAN

PAN

Answer

Correct Answer: WAN

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38. _____ can be defined as systems that support electronically executed business transactions.

Ecommerce

B2B

C2C

B2C

Answer

Correct Answer: Ecommerce

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39. What are Data Centers used for?

Secure storage of data

Web hosting

Housing business-critical applications and information

Automated server-side processing

Answer

Correct Answer: Housing business-critical applications and information

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40. What is Beamforming used for?

Reducing noise interference

Extending wireless range

To focus a wireless signal towards a specific receiving device

Broadcasting a signal

Answer

Correct Answer: To focus a wireless signal towards a specific receiving device

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41. What is Open RAN (O-RAN)?

A wireless-industry initiative for designing and building 5G radio access networks

A wireless network security protocol

A cloud-based application framework

A wireless communication protocol

Answer

Correct Answer: A wireless-industry initiative for designing and building 5G radio access networks

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42. What does Network slicing do?

Focuses on private networks

Makes efficient use of carriers' wireless capacity

Is a virtual network infrastructure

Enables smart cities

Answer

Correct Answer: Makes efficient use of carriers' wireless capacity

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43. How much faster is 5G technology than its predecessors?

5 times

20 times

15 times

10 times

Answer

Correct Answer: 10 times

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Computer Engineering MCQs | Topic-wise

MCQ on Advanced Digital Design	MCQ on Algorithmic Design
MCQ on Artificial Intelligence	MCQ on Basic Computer Engineering
MCQ on Circuits	MCQ on Cloud Computing
MCQ on Computer Networks	MCQ on Computer Systems Engineering
MCQ on Computing Architecture	MCQ on Cyber Security
MCQ on Data Analytics	MCQ on Data Analytics
MCQ on Data Science	MCQ on Data Science
MCQ on Data Structures and Algorithms	MCQ on Digital Logic Design
MCQ on Electronics	MCQ on Forensic Security
MCQ on Human-Computer Interaction	MCQ on Information Security
MCQ on Information Systems & Management	MCQ on LINUX Fundamentals
MCQ on Mobile and Web Computing	MCQ on Networking
MCQ on Operating Systems	MCQ on Robotics
MCQ on Software Engineering	MCQ on UNIX Fundamentals
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